Question: What is the name of business which operates the Airbus A330?
Paraphrase: What is the name of the company running the Airbus A330?
SPARQL (Wikidata):  select distinct ?obj where { wd:Q6478 wdt:P137 ?obj . ?obj wdt:P31 wd:Q46970 } 
Answer: Aerolíneas Argentinas, Aer Lingus, Air France, Brussels Airlines, Alitalia, Air Canada, Scandinavian Airlines, Iberia, Delta Air Lines, Finnair, Qatar Airways, Etihad Airways, Korean Air, China Southern Airlines, China Eastern Airlines, Avianca, Air Europa, Afriqiyah Airways, AirAsia X, Air Algérie, Air Caraïbes, Air Greenland, Air Mauritius, Air Namibia, Air Seychelles, Air Transat, Aircalin, Air Serbia, Saudia, Hawaiian Airlines, Virgin Australia, Thomas Cook Airlines, Hong Kong Airlines, XL Airways France, AirTanker Services, Air Leisure, Turkish Airlines, Lufthansa, Cathay Pacific, Singapore Airlines, American Airlines, Qantas, Air China, Aeroflot